text.py 文件源码

def javascript_quote(s, quote_double_quotes=False):
    msg = (
        "django.utils.text.javascript_quote() is deprecated. "
        "Use django.utils.html.escapejs() instead."
    )
    warnings.warn(msg, RemovedInDjango19Warning, stacklevel=2)

    def fix(match):
        return "\\u%04x" % ord(match.group(1))

    if type(s) == bytes:
        s = s.decode('utf-8')
    elif type(s) != six.text_type:
        raise TypeError(s)
    s = s.replace('\\', '\\\\')
    s = s.replace('\r', '\\r')
    s = s.replace('\n', '\\n')
    s = s.replace('\t', '\\t')
    s = s.replace("'", "\\'")
    s = s.replace('</', '<\\/')
    if quote_double_quotes:
        s = s.replace('"', '&quot;')
    return ustring_re.sub(fix, s)